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Content
1. Engineering Specifications . ...........................................................................................1
1.
1
Scope ........................................................................................................................1
1.2
Electrical Characteristics ...........................................................................................4
1.3
Mechanical Characteristics .....................................................................................14
1.4
Packaging ...............................................................................................................15
1.5
Environmental Characteristics.................................................................................15
1.6
Factory setting.........................................................................................................15
Appendix I
Preset Signal Timings ..............................................................................16
Analog timing mode table.......................................................................................17
Digital timing mode table ........................................................................................19
Appendix II
EDID Code...............................................................................................21
Analog ....................................................................................................................21
Digital .....................................................................................................................21
Appendix III Label Printing ..........................................................................................22
ID LABEL ...............................................................................................................22
Bar Code label/Serial No Label ..............................................................................22
2. Front Panel Function Control Description ...................................................................23
2.
1 User control functions..............................................................................................23
2.
2
OSD operation flow .................................................................................................24
3. Circuit Description .........................................................................................................33
3.
1 Interface Board........................................................................................................33
3.
2 Audio Board ............................................................................................................37
4. Troubleshooting Flow Chart .........................................................................................
40
4.
1 Figure of Waveform .................................................................................................39
4.
2 No Display on Screen (Screen is black, LED is off).................................................42
4.
3 No Display on Screen ( LED is green).....................................................................43
4.
4 No Power On...........................................................................................................44
4.
5 No Sound (Test signal: 1r.m.s sine waveform ) .......................................................45
4.
6 Show “No Signal” on screen....................................................................................46
4.
7 Keypad can not work...............................................................................................46
5. Adjust Procedure ...........................................................................................................47
6. Mechanical Assembly ....................................................................................................5
3
1. Preparation Of Manual Alignment .............................................................................48
2. Color Temperature Alignment....................................................................................50
3. Factory Preset Setting...............................................................................................51
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ViewSonic Corporation
Confidential – Do Not Copy
VX900-2
Summary of Contents for VX900-2
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